Note 7 - Interest Expense, Net (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

Schedule of Other Nonoperating Expense, by Component [Table Text Block]

	Three Months Ended March 31,
	2019		2018
	(Dollars in thousands)
Interest related to sale of tax benefits	$	3,661	$	1,409
Interest expense		17,562		13,306
Less — amount capitalized		—		(371	)
	$	21,223	$	14,344